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Finding the Fourth Proportional to 566,065.28, 848,790.48 and 281,130.68

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Solution

The fourth proportional to 566,065.28, 848,790.48 and 281,130.68 is: 421,543.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,065.28 : 848,790.48 = 281,130.68 : x
  2. Step 2: Convert to fraction form
    566,065.28/848,790.48 = 281,130.68/x
  3. Step 3: Cross multiply
    566,065.28x = 848,790.48 × 281,130.68
  4. Step 4: Simplify right side
    566,065.28x = 238,621,044,819.93
  5. Step 5: Solve for x
    x = 238,621,044,819.93/566,065.28
  6. Step 6: Final answer
    x = 421,543.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.